<template>
    <div>
      <h2>我是子组件</h2>
      <p>我的价格是 <span>20</span></p>
    </div>
  </template>
  
  <script lang="ts">
  import { defineComponent } from "vue";
  
  export default defineComponent({
    name: "Child",
  });
  </script>
  
  <script setup lang="ts"></script>
  